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Finding the Fourth Proportional to 58,647.59, 87,905.37 and 29,086.64

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Solution

The fourth proportional to 58,647.59, 87,905.37 and 29,086.64 is: 43,597.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,647.59 : 87,905.37 = 29,086.64 : x
  2. Step 2: Convert to fraction form
    58,647.59/87,905.37 = 29,086.64/x
  3. Step 3: Cross multiply
    58,647.59x = 87,905.37 × 29,086.64
  4. Step 4: Simplify right side
    58,647.59x = 2,556,871,851.26
  5. Step 5: Solve for x
    x = 2,556,871,851.26/58,647.59
  6. Step 6: Final answer
    x = 43,597.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.